We use analytics to understand how the site is used. It only activates if you accept. Read the privacy policy.
Tools
Financial arithmetic over the numbers you enter, with every formula shown step by step.
Convert a nominal rate (monthly, quarterly, semiannual or annual compounding) to the effective annual rate and back, with the formula and steps visible.
Compute the monthly deposit needed to reach an amount, or how much a fixed deposit accumulates, using an E.A. rate you enter. Gross result, before taxes.
Compute the purchasing power of an amount over time with an annual inflation rate you declare. Radar does not estimate or verify inflation.
Subtract from a CDT's gross gain an early-withdrawal penalty you declare as your bank informed it. Radar has no penalties in its catalog.
Apply the same compound-interest formula to one amount and term with two E.A. rates you enter: one for a CDT and one for a savings account. Radar has no savings accounts in its catalog.
Monthly budget, debt payoff plan and savings goal templates with the formulas already written, for Excel and Google Sheets.
Coming soon